Movement Number Cross References

Martel, Universal, Zenith

	Martel	Universal	Zenith
10½ ligne chronograph 23.30 x 5.55 mm	Cal. 1016	Cal. 289
12¼ ligne chronograph 27.80 x 5.55/6.35/7.15 mm	Cal. 1226 Cal. 1226 H	Cal. 281 Cal. 282 Cal. 381	Cal. 122
13 ligne chronograph 29.50 x 5.55/6.35/7.15 mm	Cal. 1226 Cal. 1226 H	Cal. 283 Cal. 284 Cal. 383	Cal. 136
14⅓ ligne* chronograph 31.70 x 5.55/6.35/7.15 mm	Cal. 1426 Cal. 1426 H	Cal. 481
14⅓ ligne chronograph 31.70 x 5.95/6.75/7.65 mm	Cal. 1416 Cal. 1416 H	Cal. 285 Cal. 385 Cal. 386	Cal. 146
15 ligne chronograph 33.20 x 5.95/6.75/7.65 mm	Cal. 1516 Cal. 1516 H	Cal. 287 Cal. 288 Cal. 387	Cal. 156
15¾ ligne chronograph 35.20 x 6.05 mm		Cal. 292
17¾ ligne stopwatch 39.10 x 6.95 mm	Cal. 1819
19 ligne chronograph 42.30 mm	Cal. 1916 Cal. 1916 D Cal. 1916 F Cal. 1916 FD

Notes:

• Martel specified Cal. 1226 as 12¼ ligne while Universal called it 12 ligne (Cal. 281/381) or 12¼ ligne (Cal. 282)
• Martel specified Cal. 1326 as 13 ligne while Universal called it 13 ligne (Cal. 283/383) or 13½ (Cal. 284)
• Martel specified Cal. 1426 as 14⅓ ligne while Universal called it 14 ligne (Cal. 481)
• Martel specified Cal. 1416 as 14⅓ ligne while Universal called it 14 ligne (Cal. 285/385/386)
• Martel specified Cal. 1516 as 15 ligne while Universal called it 15 ligne (Cal. 287/387) or 15¼ ligne (Cal. 288)
• The Martel version of Cal. 292 was likely officially 16 ligne rather than 15¾ as specified by Universal
• Movements with hour counter added an “H” suffix by Martel and were called “Compax” by Universal. The standard movements were 5.55 mm thick (1226/1326/1426) or 5.95 mm thick (1416/1516) while the hour counter versions were 6.35 mm thick (1226/1326/1426) or 6.75 mm thick (1416/1516). The Universal Tri-Compax versions were 6.15 mm thick (281/283/381/383/481) or 7.65 mm thick (285/287/292/386/386)
• Zenith Cal. 19CH is unrelated to Martel Cal. 1916